VXF vs. VMBS

Last updated Apr 2, 2026

Compare and contrast key facts about Vanguard Extended Market ETF (VXF) and Vanguard Mortgage-Backed Securities ETF (VMBS).

VXF and VMBS are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. VXF is a passively managed fund by Vanguard that tracks the performance of the S&P Completion Index. It was launched on Dec 27, 2001. VMBS is a passively managed fund by Vanguard that tracks the performance of the Barclays Capital U.S. MBS Index. It was launched on Nov 19, 2009. Both VXF and VMBS are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

VXF vs. VMBS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Extended Market ETF (VXF) and Vanguard Mortgage-Backed Securities ETF (VMBS). The values are adjusted to include any dividend payments, if applicable.

VXF vs. VMBS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VXF Vanguard Extended Market ETF	-0.59%	11.40%	16.89%	25.51%	-26.52%	12.31%	32.45%	27.96%	-9.34%	18.06%
VMBS Vanguard Mortgage-Backed Securities ETF	0.50%	8.36%	1.70%	5.34%	-11.90%	-1.28%	3.76%	6.19%	0.91%	2.47%

Returns By Period

In the year-to-date period, VXF achieves a -0.59% return, which is significantly lower than VMBS's 0.50% return. Over the past 10 years, VXF has outperformed VMBS with an annualized return of 11.00%, while VMBS has yielded a comparatively lower 1.41% annualized return.

VXF

• 1D: 0.69%
• 1M: -4.65%
• YTD: -0.59%
• 6M: -0.70%
• 1Y: 21.08%
• 3Y*: 15.35%
• 5Y*: 4.13%
• 10Y*: 11.00%

VMBS

• 1D: 0.09%
• 1M: -0.94%
• YTD: 0.50%
• 6M: 1.82%
• 1Y: 5.44%
• 3Y*: 4.32%
• 5Y*: 0.51%
• 10Y*: 1.41%

*Multi-year figures are annualized to reflect compound growth (CAGR)

VXF vs. VMBS - Expense Ratio Comparison

VXF has a 0.06% expense ratio, which is higher than VMBS's 0.04% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

VXF

Vanguard Extended Market ETF

VMBS

Vanguard Mortgage-Backed Securities ETF

Return for Risk

VXF vs. VMBS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

VXF

VXF Risk / Return Rank: 53
VXF Sharpe Ratio Rank: 48
VXF Sortino Ratio Rank: 51
VXF Omega Ratio Rank: 48
VXF Calmar Ratio Rank: 56
VXF Martin Ratio Rank: 59

VMBS

VMBS Risk / Return Rank: 60
VMBS Sharpe Ratio Rank: 60
VMBS Sortino Ratio Rank: 59
VMBS Omega Ratio Rank: 51
VMBS Calmar Ratio Rank: 73
VMBS Martin Ratio Rank: 59

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

VXF vs. VMBS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Extended Market ETF (VXF) and Vanguard Mortgage-Backed Securities ETF (VMBS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	VXF	VMBS	Difference
Sharpe ratio Return per unit of total volatility	0.92	1.10	-0.18
Sortino ratio Return per unit of downside risk	1.42	1.57	-0.15
Omega ratio Gain probability vs. loss probability	1.19	1.20	-0.01
Calmar ratio Return relative to maximum drawdown	1.48	1.96	-0.48
Martin ratio Return relative to average drawdown	6.06	6.10	-0.04
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VXF vs. VMBS - Sharpe Ratio Comparison

The current VXF Sharpe Ratio is 0.92, which is comparable to the VMBS Sharpe Ratio of 1.10. The chart below compares the historical Sharpe Ratios of VXF and VMBS, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	VXF	VMBS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.92	1.10	-0.18
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.19	0.08	+0.11
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.50	0.26	+0.23
Sharpe Ratio (All Time) Calculated using the full available price history	0.43	0.46	-0.03

Correlation

The correlation between VXF and VMBS is -0.03. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.

Dividends

VXF vs. VMBS - Dividend Comparison

VXF's dividend yield for the trailing twelve months is around 1.17%, less than VMBS's 4.24% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VXF Vanguard Extended Market ETF	1.17%	1.14%	1.09%	1.27%	1.15%	1.13%	1.07%	1.30%	1.66%	1.25%	1.43%	1.35%
VMBS Vanguard Mortgage-Backed Securities ETF	4.24%	4.20%	3.94%	3.31%	2.35%	1.02%	2.01%	2.77%	2.72%	2.16%	2.10%	2.12%

Drawdowns

VXF vs. VMBS - Drawdown Comparison

The maximum VXF drawdown since its inception was -58.03%, which is greater than VMBS's maximum drawdown of -17.47%. Use the drawdown chart below to compare losses from any high point for VXF and VMBS.

Drawdown Indicators

	VXF	VMBS	Difference
Max Drawdown Largest peak-to-trough decline	-58.03%	-17.47%	-40.56%
Max Drawdown (1Y) Largest decline over 1 year	-14.68%	-3.00%	-11.68%
Max Drawdown (5Y) Largest decline over 5 years	-36.39%	-17.12%	-19.27%
Max Drawdown (10Y) Largest decline over 10 years	-41.72%	-17.47%	-24.25%
Current Drawdown Current decline from peak	-6.47%	-1.48%	-4.99%
Average Drawdown Average peak-to-trough decline	-9.61%	-2.51%	-7.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.59%	0.96%	+2.63%

Volatility

VXF vs. VMBS - Volatility Comparison

Vanguard Extended Market ETF (VXF) has a higher volatility of 6.89% compared to Vanguard Mortgage-Backed Securities ETF (VMBS) at 1.90%. This indicates that VXF's price experiences larger fluctuations and is considered to be riskier than VMBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VXF	VMBS	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.89%	1.90%	+4.99%
Volatility (6M) Calculated over the trailing 6-month period	13.50%	2.89%	+10.61%
Volatility (1Y) Calculated over the trailing 1-year period	23.05%	5.00%	+18.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.35%	6.71%	+15.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.25%	5.37%	+16.88%